MFC: r205661 Patch the regular NFS server so that it returns ESTALE to the client for all errors returned by VFS_FHTOVP(). This is required to ensure that EIO doesn't get returned to the client when ZFS is used as the server file system.
MFC: r205661
Patch the regular NFS server so that it returns ESTALE to the client
for all errors returned by VFS_FHTOVP(). This is required to ensure
that EIO doesn't get returned to the client when ZFS is used as the
server file system.

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